// Copyright 2019 The Dawn & Tint Authors
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this
//    list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice,
//    this list of conditions and the following disclaimer in the documentation
//    and/or other materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its
//    contributors may be used to endorse or promote products derived from
//    this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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// OpenGLBackend.cpp: contains the definition of symbols exported by OpenGLBackend.h so that they
// can be compiled twice: once export (shared library), once not exported (static library)

#include "dawn/native/OpenGLBackend.h"

#include <utility>

#include "dawn/native/opengl/DeviceGL.h"

namespace dawn::native::opengl {

RequestAdapterOptionsGetGLProc::RequestAdapterOptionsGetGLProc() {
    sType = wgpu::SType::RequestAdapterOptionsGetGLProc;
}

ExternalImageDescriptorEGLImage::ExternalImageDescriptorEGLImage()
    : ExternalImageDescriptor(ExternalImageType::EGLImage) {}

ExternalImageDescriptorGLTexture::ExternalImageDescriptorGLTexture()
    : ExternalImageDescriptor(ExternalImageType::GLTexture) {}

WGPUTexture WrapExternalEGLImage(WGPUDevice device,
                                 const ExternalImageDescriptorEGLImage* descriptor) {
    Device* backendDevice = ToBackend(FromAPI(device));
    Ref<TextureBase> texture =
        backendDevice->CreateTextureWrappingEGLImage(descriptor, descriptor->image);
    return ToAPI(ReturnToAPI(std::move(texture)));
}

WGPUTexture WrapExternalGLTexture(WGPUDevice device,
                                  const ExternalImageDescriptorGLTexture* descriptor) {
    Device* backendDevice = ToBackend(FromAPI(device));
    Ref<TextureBase> texture =
        backendDevice->CreateTextureWrappingGLTexture(descriptor, descriptor->texture);
    return ToAPI(ReturnToAPI(std::move(texture)));
}

}  // namespace dawn::native::opengl
